maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage Maintenance
   5  */
   6
   7  /** */
   8
   9 require_once 'convertLinks.inc';
  10 require_once 'InitialiseMessages.inc';
  11 require_once 'userDupes.inc';
  12
  13 $wgRenamedTables = array(
  14 #           from             to                  patch file
  15         array( 'group',         'groups',           'patch-rename-group.sql' ),
  16 );
  17
  18 $wgNewTables = array(
  19 #            table          patch file (in maintenance/archives)
  20         array( 'hitcounter',    'patch-hitcounter.sql' ),
  21         array( 'querycache',    'patch-querycache.sql' ),
  22         array( 'objectcache',   'patch-objectcache.sql' ),
  23         array( 'categorylinks', 'patch-categorylinks.sql' ),
  24         array( 'logging',       'patch-logging.sql' ),
  25         array( 'user_rights',   'patch-user_rights.sql' ),
  26         array( 'groups',        'patch-userlevels.sql' ),
  27         array( 'validate',      'patch-validate.sql' ),
  28 );
  29
  30 $wgNewFields = array(
  31 #           table            field             patch file (in maintenance/archives)
  32         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  33         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  34         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  35         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  36         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  37         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  38         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  39         array( 'user',          'user_token',       'patch-user_token.sql' ),
  40         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  41         array( 'user_rights',   'ur_user',          'patch-rename-user_groups-and_rights.sql' ),
  42         array( 'groups',        'gr_rights',        'patch-userlevels-rights.sql' ),
  43         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  44         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  45         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  46         array( 'page',          'page_len',         'patch-page_len.sql' ),
  47         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  48         array( 'image',         'img_width',        'patch-img_width.sql' ),
  49         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  50         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  51         array( 'validate',      'val_ip',           'patch-val_ip.sql' ),
  52 );
  53
  54 function rename_table( $from, $to, $patch ) {
  55         global $wgDatabase;
  56         if ( $wgDatabase->tableExists( $from ) ) {
  57                 if ( $wgDatabase->tableExists( $to ) ) {
  58                         echo "...can't move table $from to $to, $to already exists.\n";
  59                 } else {
  60                         echo "Moving table $from to $to...";
  61                         dbsource( "maintenance/archives/$patch", $wgDatabase );
  62                         echo "ok\n";
  63                 }
  64         } else {
  65                 // Source table does not exist
  66                 // Renames are done before creations, so this is typical for a new installation
  67                 // Ignore silently
  68         }
  69 }
  70
  71 function add_table( $name, $patch ) {
  72         global $wgDatabase;
  73         if ( $wgDatabase->tableExists( $name ) ) {
  74                 echo "...$name table already exists.\n";
  75         } else {
  76                 echo "Creating $name table...";
  77                 dbsource( "maintenance/archives/$patch", $wgDatabase );
  78                 echo "ok\n";
  79         }
  80 }
  81
  82 function add_field( $table, $field, $patch ) {
  83         global $wgDatabase;
  84         if ( !$wgDatabase->tableExists( $table ) ) {
  85                 echo "...$table table does not exist, skipping new field patch\n";
  86         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
  87                 echo "...have $field field in $table table.\n";
  88         } else {
  89                 echo "Adding $field field to table $table...";
  90                 dbsource( "maintenance/archives/$patch" , $wgDatabase );
  91                 echo "ok\n";
  92         }
  93 }
  94
  95 function do_revision_updates() {
  96         global $wgSoftwareRevision;
  97         if ( $wgSoftwareRevision < 1001 ) {
  98                 update_passwords();
  99         }
 100 }
 101
 102 function update_passwords() {
 103         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 104
 105         global $wgDatabase;
 106         $fname = "Update script: update_passwords()";
 107         print "\nIt appears that you need to update the user passwords in your\n" .
 108           "database. If you have already done this (if you've run this update\n" .
 109           "script once before, for example), doing so again will make all your\n" .
 110           "user accounts inaccessible, so be sure you only do this once.\n" .
 111           "Update user passwords? (yes/no)";
 112
 113         $resp = readconsole();
 114     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 115
 116         $sql = "SELECT user_id,user_password FROM user";
 117         $source = $wgDatabase->query( $sql, $fname );
 118
 119         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 120                 $id = $row->user_id;
 121                 $oldpass = $row->user_password;
 122                 $newpass = md5( "{$id}-{$oldpass}" );
 123
 124                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 125                   "WHERE user_id={$id}";
 126                 $wgDatabase->query( $sql, $fname );
 127         }
 128 }
 129
 130 function do_interwiki_update() {
 131         # Check that interwiki table exists; if it doesn't source it
 132         global $wgDatabase;
 133         if( $wgDatabase->tableExists( "interwiki" ) ) {
 134                 echo "...already have interwiki table\n";
 135                 return true;
 136         }
 137         echo "Creating interwiki table: ";
 138         dbsource( "maintenance/archives/patch-interwiki.sql" );
 139         echo "ok\n";
 140         echo "Adding default interwiki definitions: ";
 141         dbsource( "maintenance/interwiki.sql" );
 142         echo "ok\n";
 143 }
 144
 145 function do_index_update() {
 146         # Check that proper indexes are in place
 147         global $wgDatabase;
 148         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 149         if( $meta->multiple_key == 0 ) {
 150                 echo "Updating indexes to 20031107: ";
 151                 dbsource( "maintenance/archives/patch-indexes.sql" );
 152                 echo "ok\n";
 153                 return true;
 154         }
 155         echo "...indexes seem up to 20031107 standards\n";
 156         return false;
 157 }
 158
 159 function do_image_name_unique_update() {
 160         global $wgDatabase;
 161         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 162                 echo "...image primary key already set.\n";
 163         } else {
 164                 echo "Making img_name the primary key... ";
 165                 dbsource( "maintenance/archives/patch-image_name_primary.sql", $wgDatabase );
 166                 echo "ok\n";
 167         }
 168 }
 169
 170 function do_watchlist_update() {
 171         global $wgDatabase;
 172         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 173                 echo "ENOTIF: The watchlist table is already set up for email notification.\n";
 174         } else {
 175                 echo "ENOTIF: Adding wl_notificationtimestamp field for email notification management.";
 176                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 177                 dbsource( "maintenance/archives/patch-email-notification.sql", $wgDatabase );
 178                 echo "ok\n";
 179         }
 180 }
 181
 182 function do_copy_newtalk_to_watchlist() {
 183         global $wgDatabase;
 184         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 185
 186         if ( $wgDatabase->tableExists( 'user_newtalk' ) ) {
 187                 $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 188                         $wgDatabase->tableName( 'user_newtalk' ) );
 189                 $num_newtalks=$wgDatabase->numRows($res);
 190                 echo "ENOTIF: Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 191
 192                 $user = new User();
 193                 for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 194                         $wluser = $wgDatabase->fetchObject( $res );
 195                         echo 'ENOTIF: <= user_newtalk: user_id='.$wluser->user_id.' user_ip='.$wluser->user_ip."\n";
 196                         if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 197                                 if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 198                                         $wgDatabase->replace( 'watchlist',
 199                                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 200                                                   array('wl_user'                       => 0,
 201                                                         'wl_namespace'                  => NS_USER_TALK,
 202                                                         'wl_title'                      => $wluser->user_ip,
 203                                                         'wl_notificationtimestamp'      => '19700101000000'
 204                                                         ), 'updaters.inc::do_watchlist_update2'
 205                                                 );
 206                                         echo 'ENOTIF: ====> watchlist: user_id=0 '.$wluser->user_ip."\n";
 207                                 }
 208                         } else { # normal users ... have user_ids
 209                                 $user->setID($wluser->user_id);
 210                                 $wgDatabase->replace( 'watchlist',
 211                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 212                                           array('wl_user'                       => $user->getID(),
 213                                                 'wl_namespace'                  => NS_USER_TALK,
 214                                                 'wl_title'                      => $user->getName(),
 215                                                 'wl_notificationtimestamp'      => '19700101000000'
 216                                                 ), 'updaters.inc::do_watchlist_update3'
 217                                         );
 218                                 echo 'ENOTIF: ====> watchlist: user_id='.$user->getID().' '.$user->getName()."\n";
 219                         }
 220                 }
 221                 echo "ENOTIF: The watchlist table has got the former user_newtalk entries.\n";
 222                 dbsource( "maintenance/archives/patch-drop-user_newtalk.sql", $wgDatabase );
 223                 echo "ENOTIF: Deleting the user_newtalk table as its entries are now in the watchlist table.\n";
 224         } else {
 225                 echo "ENOTIF: No user_newtalk table found. Nothing to convert to watchlist table entries.\n";
 226         }
 227 }
 228
 229
 230 function do_user_update() {
 231         global $wgDatabase;
 232         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 233                 echo "User table contains old email authentication field. Dropping... ";
 234                 dbsource( "maintenance/archives/patch-email-authentication.sql", $wgDatabase );
 235                 echo "ok\n";
 236         } else {
 237                 echo "...user table does not contain old email authentication field.\n";
 238         }
 239 }
 240
 241 # Assumes that the groups table has been added.
 242 function do_group_update() {
 243         global $wgDatabase;
 244         $res = $wgDatabase->safeQuery( 'SELECT COUNT(*) AS c FROM !',
 245                 $wgDatabase->tableName( 'groups' ) );
 246         $row = $wgDatabase->fetchObject( $res );
 247         $wgDatabase->freeResult( $res );
 248         if( $row->c == 0 ) {
 249                 echo "Adding default group definitions... ";
 250                 dbsource( "maintenance/archives/patch-userlevels-defaultgroups.sql", $wgDatabase );
 251                 echo "ok\n";
 252         }
 253 }
 254
 255 /**
 256  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 257  * which causes a collation mismatch error on joins in MySQL 4.1.
 258  */
 259 function do_logging_encoding() {
 260         global $wgDatabase;
 261         $logging = $wgDatabase->tableName( 'logging' );
 262         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 263         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 264         $wgDatabase->freeResult( $res );
 265
 266         if( in_array( 'binary', $flags ) ) {
 267                 echo "Logging table has correct title encoding.\n";
 268         } else {
 269                 echo "Fixing title encoding on logging table... ";
 270                 dbsource( 'maintenance/archives/patch-logging-title.sql', $wgDatabase );
 271                 echo "ok\n";
 272         }
 273 }
 274
 275 function do_schema_restructuring() {
 276         global $wgDatabase;
 277         $fname="do_schema_restructuring";
 278         if ( $wgDatabase->tableExists( 'page' ) ) {
 279                 echo "...page table already exists.\n";
 280         } else {
 281                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 282                 echo wfTimestamp();
 283                 echo "......checking for duplicate entries.\n"; flush();
 284
 285                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 286
 287                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 288                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 289
 290                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 291                         echo wfTimestamp();
 292                         echo "......<b>Found duplicate entries</b>\n";
 293                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 294                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 295                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 296                                         $duplicate[$row->cur_namespace] = array();
 297                                 }
 298                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 299                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 300                         }
 301                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 302                         $firstCond = true;
 303                         foreach ( $duplicate as $ns => $titles ) {
 304                                 if ( $firstCond ) {
 305                                         $firstCond = false;
 306                                 } else {
 307                                         $sql .= ' OR ';
 308                                 }
 309                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 310                                 $first = true;
 311                                 foreach ( $titles as $t ) {
 312                                         if ( $first ) {
 313                                                 $sql .= $wgDatabase->addQuotes( $t );
 314                                                 $first = false;
 315                                         } else {
 316                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 317                                         }
 318                                 }
 319                                 $sql .= ") ) \n";
 320                         }
 321                         # By sorting descending, the most recent entry will be the first in the list.
 322                         # All following entries will be deleted by the next while-loop.
 323                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 324
 325                         $rows = $wgDatabase->query( $sql, $fname );
 326
 327                         $prev_title = $prev_namespace = false;
 328                         $deleteId = array();
 329
 330                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 331                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 332                                         $deleteId[] = $row->cur_id;
 333                                 }
 334                                 $prev_title     = $row->cur_title;
 335                                 $prev_namespace = $row->cur_namespace;
 336                         }
 337                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 338                         $rows = $wgDatabase->query( $sql, $fname );
 339                         echo wfTimestamp();
 340                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 341                 }
 342
 343
 344                 echo wfTimestamp();
 345                 echo "......Creating tables.\n";
 346                 $wgDatabase->query("CREATE TABLE $page (
 347                         page_id int(8) unsigned NOT NULL auto_increment,
 348                         page_namespace int NOT NULL,
 349                         page_title varchar(255) binary NOT NULL,
 350                         page_restrictions tinyblob NOT NULL default '',
 351                         page_counter bigint(20) unsigned NOT NULL default '0',
 352                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 353                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 354                         page_random real unsigned NOT NULL,
 355                         page_touched char(14) binary NOT NULL default '',
 356                         page_latest int(8) unsigned NOT NULL,
 357                         page_len int(8) unsigned NOT NULL,
 358
 359                         PRIMARY KEY page_id (page_id),
 360                         UNIQUE INDEX name_title (page_namespace,page_title),
 361                         INDEX (page_random),
 362                         INDEX (page_len)
 363                         ) TYPE=InnoDB", $fname );
 364                 $wgDatabase->query("CREATE TABLE $revision (
 365                         rev_id int(8) unsigned NOT NULL auto_increment,
 366                         rev_page int(8) unsigned NOT NULL,
 367                         rev_comment tinyblob NOT NULL default '',
 368                         rev_user int(5) unsigned NOT NULL default '0',
 369                         rev_user_text varchar(255) binary NOT NULL default '',
 370                         rev_timestamp char(14) binary NOT NULL default '',
 371                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 372                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 373
 374                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 375                         UNIQUE INDEX rev_id (rev_id),
 376                         INDEX rev_timestamp (rev_timestamp),
 377                         INDEX page_timestamp (rev_page,rev_timestamp),
 378                         INDEX user_timestamp (rev_user,rev_timestamp),
 379                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 380                         ) TYPE=InnoDB", $fname );
 381
 382                 echo wfTimestamp();
 383                 echo "......Locking tables.\n";
 384                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 385
 386                 $maxold = $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname );
 387                 echo wfTimestamp();
 388                 echo "......maxold is {$maxold}\n";
 389
 390                 echo wfTimestamp();
 391                 global $wgLegacySchemaConversion;
 392                 if( $wgLegacySchemaConversion ) {
 393                         // Create HistoryBlobCurStub entries.
 394                         // Text will be pulled from the leftover 'cur' table at runtime.
 395                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 396                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 397                         $cur_flags = "'object'";
 398                 } else {
 399                         // Copy all cur text in immediately: this may take longer but avoids
 400                         // having to keep an extra table around.
 401                         echo "......Moving text from cur.\n";
 402                         $cur_text = 'cur_text';
 403                         $cur_flags = "''";
 404                 }
 405                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 406                                 old_timestamp, old_minor_edit, old_flags)
 407                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 408                         FROM $cur", $fname );
 409
 410                 echo wfTimestamp();
 411                 echo "......Setting up revision table.\n";
 412                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 413                                 rev_minor_edit)
 414                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 415                                 old_timestamp, old_minor_edit
 416                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 417
 418                 echo wfTimestamp();
 419                 echo "......Setting up page table.\n";
 420                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 421                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 422                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 423                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 424                         FROM $cur,$revision
 425                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 426
 427                 echo wfTimestamp();
 428                 echo "......Unlocking tables.\n";
 429                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 430
 431                 echo wfTimestamp();
 432                 echo "......Renaming old.\n";
 433                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 434
 435                 echo wfTimestamp();
 436                 echo "...done.\n";
 437         }
 438 }
 439
 440 function do_inverse_timestamp() {
 441         global $wgDatabase;
 442         $fname="do_schema_restructuring";
 443         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 444                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 445                 dbsource( 'maintenance/archives/patch-inverse_timestamp.sql', $wgDatabase );
 446                 echo "ok\n";
 447         } else {
 448                 echo "revision timestamp indexes already up to 2005-03-13\n";
 449         }
 450 }
 451
 452 function do_text_id() {
 453         global $wgDatabase;
 454         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 455                 echo "...rev_text_id already in place.\n";
 456         } else {
 457                 echo "Adding rev_text_id field... ";
 458                 dbsource( 'maintenance/archives/patch-rev_text_id.sql', $wgDatabase );
 459                 echo "ok\n";
 460         }
 461 }
 462
 463 function do_namespace_size() {
 464         $tables = array(
 465                 'page'          => 'page',
 466                 'archive'       => 'ar',
 467                 'recentchanges' => 'rc',
 468                 'watchlist'     => 'wl',
 469                 'querycache'    => 'qc',
 470                 'logging'       => 'log',
 471         );
 472         foreach( $tables as $table => $prefix ) {
 473                 do_namespace_size_on( $table, $prefix );
 474                 flush();
 475         }
 476 }
 477
 478 function do_namespace_size_on( $table, $prefix ) {
 479         global $wgDatabase;
 480         $field = $prefix . '_namespace';
 481
 482         $tablename = $wgDatabase->tableName( $table );
 483         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 484         $info = $wgDatabase->fetchObject( $result );
 485         $wgDatabase->freeResult( $result );
 486
 487         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 488                 echo "...$field is already a full int ($info->Type).\n";
 489         } else {
 490                 echo "Promoting $field from $info->Type to int... ";
 491
 492                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 493                 $wgDatabase->query( $sql );
 494
 495                 echo "ok\n";
 496         }
 497 }
 498
 499 function do_pagelinks_update() {
 500         global $wgDatabase;
 501         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 502                 echo "...already have pagelinks table.\n";
 503         } else {
 504                 echo "Converting links and brokenlinks tables to pagelinks... ";
 505                 dbsource( "maintenance/archives/patch-pagelinks.sql", $wgDatabase );
 506                 echo "ok\n";
 507                 flush();
 508
 509                 global $wgCanonicalNamespaceNames;
 510                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 511                         if( $ns != 0 ) {
 512                                 do_pagelinks_namespace( $ns );
 513                         }
 514                 }
 515         }
 516 }
 517
 518 function do_pagelinks_namespace( $namespace ) {
 519         global $wgDatabase, $wgContLang;
 520
 521         $ns = IntVal( $namespace );
 522         echo "Cleaning up broken links for namespace $ns... ";
 523
 524         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 525         $name = $wgContLang->getNsText( $ns );
 526         $prefix = $wgDatabase->strencode( $name );
 527         $likeprefix = str_replace( '_', '\\_', $prefix);
 528
 529         $sql = "UPDATE $pagelinks
 530                    SET pl_namespace=$ns,
 531                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 532                  WHERE pl_namespace=0
 533                    AND pl_title LIKE '$likeprefix:%'";
 534
 535         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 536         echo "ok\n";
 537 }
 538
 539 function do_drop_img_type() {
 540         global $wgDatabase;
 541
 542         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 543                 echo "Dropping unused img_type field in image table... ";
 544                 dbsource( "maintenance/archives/patch-drop_img_type.sql", $wgDatabase );
 545                 echo "ok\n";
 546         } else {
 547                 echo "No img_type field in image table; Good.\n";
 548         }
 549 }
 550
 551 function do_old_links_update() {
 552         global $wgDatabase;
 553         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 554                 echo "Already have pagelinks; skipping old links table updates.\n";
 555         } else {
 556                 convertLinks(); flush();
 557         }
 558 }
 559
 560 function do_user_unique_update() {
 561         global $wgDatabase;
 562         $duper = new UserDupes( $wgDatabase );
 563         if( $duper->hasUniqueIndex() ) {
 564                 echo "Already have unique user_name index.\n";
 565         } else {
 566                 if( !$duper->clearDupes() ) {
 567                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 568                 }
 569                 echo "Adding unique index on user_name... ";
 570                 dbsource( 'maintenance/archives/patch-user_nameindex.sql', $wgDatabase );
 571                 echo "ok\n";
 572         }
 573 }
 574
 575 function do_all_updates() {
 576         global $wgNewTables, $wgNewFields, $wgRenamedTables;
 577
 578         # Rename tables
 579         foreach ( $wgRenamedTables as $tableRecord ) {
 580                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 581         }
 582
 583         # Add missing tables
 584         foreach ( $wgNewTables as $tableRecord ) {
 585                 add_table( $tableRecord[0], $tableRecord[1] );
 586                 flush();
 587         }
 588
 589         # Add missing fields
 590         foreach ( $wgNewFields as $fieldRecord ) {
 591                 add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 592                 flush();
 593         }
 594
 595         # Add default group data
 596         do_group_update(); flush();
 597
 598         # Do schema updates which require special handling
 599         do_interwiki_update(); flush();
 600         do_index_update(); flush();
 601         do_old_links_update(); flush();
 602         do_image_name_unique_update(); flush();
 603         do_watchlist_update(); flush();
 604         do_user_update(); flush();
 605         do_copy_newtalk_to_watchlist(); flush();
 606         do_logging_encoding(); flush();
 607
 608         do_schema_restructuring(); flush();
 609         do_inverse_timestamp(); flush();
 610         do_text_id(); flush();
 611         do_namespace_size(); flush();
 612
 613         do_pagelinks_update(); flush();
 614
 615         do_drop_img_type(); flush();
 616
 617         do_user_unique_update(); flush();
 618
 619         initialiseMessages(); flush();
 620 }
 621
 622 ?>